Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6091066 | Contamination-tolerant switch structure | — | 2000-07-18 |
| 6060672 | Push button structure | — | 2000-05-09 |
| 5810654 | Coin supply and collection apparatus for gaming machines | Yasuo Suzuki | 1998-09-22 |